On Sat, Dec 25, 2010 at 12:27 PM, John R Pierce <pierce at hogranch.com> wrote: > On 12/25/10 6:42 AM, S Mathias wrote: > > 568A and B aren't straight vs crossover. they are simply two different > schemes for the order of the pairs to the connector. basically, they > swap the green and orange pairs. > > I would stick with T568A > > I commonly see jacks wired to T568B standard. I've seen some CAT6 jacks with only the colors shown for T568B. The coloring for T568A is backwards compatible with 1 or 2 line phone connectors. Ryan